MV Airo 2 & 5 Alpine Auto
A
IR
H
EATER
I
NSTRUCTION
M
ANUAL
E
D
3.00
MV Heating UK Ltd
Unit 6
Second Avenue Business Park
Millbrook
Southampton
SO15 0LP
MV Heating UK LTD +44 (0)2380 522345
2 & 5kW Air Heaters
Page 1: ...MV Airo 2 5 Alpine Auto AIR HEATER INSTRUCTION MANUAL ED 3 00 MV Heating UK Ltd Unit 6 Second Avenue Business Park Millbrook Southampton SO15 0LP MV Heating UK LTD 44 0 2380 522345 2 5kW Air Heaters...
Page 2: ...reference later Note This instruction book is subject to revision without notice but the instruction book is in conformity to the purchased product Our effort is to explain all questions you may have...
Page 3: ...the Main Heater Body 12 MV Airo 2 Dimensions 12 MV Airo 5 Dimensions 13 Mounting Gasket and Plate Dimensions 14 Angle of Installation 15 Air Inlet Outlet 16 Additional Ducting 17 Installation of Comb...
Page 4: ...Ltd External Remote Temperature Sensor Probe 30 ECU Connections Airo 2 31 ECU Connections Airo 5 32 Operation 33 Rheostat Control 33 On Off 34 Thermostatic Mode 34 Fan Mode 34 Maintenance 35 Fault Cod...
Page 5: ...eat exchanger and blown out as hot air An example of how the heater operates is shown in Figure I Hot air is supplied by the heater to the driver s cab and or passenger s compartment independently fro...
Page 6: ...Fuel Petrol Diesel Voltage 12 24V 12 24V Fuel Consumption l h 0 14 0 27 0 12 0 24 Power Consumption 14 29 Working Temperature 40 C 20 C Weight KG 2 6 Dimensions mm 323x120x121 Variable Output Current...
Page 7: ...wer Consumption 15 90W Working Temperature 40 C 20 C Weight of Main Heater 5 9Kg Dimensions 425X148X162mm Mobile Phone Control Optional No limitation Remote Control Optional Without obstacles 800m Str...
Page 8: ...iro 2 Internal Structure Figure III 1 Heat exchanger 2 Gasket 1 4 hole 3 Combustion chamber 4 Burner Assembly 5 Gasket 2 5 hole 6 Air Motor Assembly 7 Insulating bush 8 ECU 9 Air Fan Wheel 10 Glow Pin...
Page 9: ...eating UK Ltd MV Airo 5 Internal Structure Figure IV 1 Heat Exchanger 2 O ring 3 Combustion Chamber 4 Burner Assembly 5 Gasket 6 Air Motor Assembly 7 ECU 8 Glow Pin 9 Overheat Sensor 10 Insulating Bus...
Page 10: ...also serves as a flame sensor after ignition The flame is supported in the burner assembly and sealed in the combustion tube All combustion gases exit the heater through the exhaust port Combustion a...
Page 11: ...44 0 23 8052 2345 10 MV Heating UK Ltd Installation The kit includes everything necessary for a standard installation Figure VI C 1 5 2 4 3 6 11 24 10 9 8 7 12 16 13 14 21 23 20 22 18 17 15 19...
Page 12: ...el Pipe Connector Clamp 23 Fuel Pipe 24 Fuel Standpipe Unsealed must be installed outside of the vehicle When purchased with a marine kit the silencer will be sealed and attached to the exhaust pipe a...
Page 13: ...ea with easy access Figure VII shows the minimum distances required on the MV Airo 2 and Figure VIII shows the distances for the Airo 5 MV Airo 2 Dimensions Figure VII A Air heating inlet B Air heatin...
Page 14: ...l not ensure an even mount Make sure there are no foreign bodies between the bottom of the heater and the installation surface itself This will ensure a good seal between the two File down any drill h...
Page 15: ...ting plate required in most vehicle installations is shown above Marine and other applications may require a bulkhead mounting bracket These are available at MV Heating and the heater s main footprint...
Page 16: ...figure X Ensure you do not exceed the inclination angle or normal operation will be affected After installation make sure there is no friction between the fan and other nearby parts to ensure smooth...
Page 17: ...near the vehicles exhaust Correct Wrong Figure XI Avoid re entering of the supplied hot air into the inlet port as shown in Figure XI If no inlet pipe is required make sure the grill is installed at...
Page 18: ...A Grill or ducting B Heater Body C 60mm Hose Clip D 60mm APK Ducting E 80 60mm Reducer F 80mm Directional Vent Figure XII A Heater Outlet B 90 80mm Reducer Optional C 80mm Hose Clip D 80mm APK Ducting...
Page 19: ...the openings are far enough away from any splashing water or dirt that can clog them Figure XIV shows the right and wrong way to install the pipework A Correct B Wrong Figure XIV Only use the inlet pi...
Page 20: ...70 Figure XV shows the right and wrong way to install the combustion air intake Note that it is the same for the exhaust too A B Correct C D Wrong Figure XV When the heater is operating the exhaust wi...
Page 21: ...E Copper fuel should be used for inland waterways vessels The vehicles own fuel tank can be used to supply fuel to the heater a separate tank can be used if necessary If a separate tank has been used...
Page 22: ...nsure ideal bleeding of the fuel line 1 Heater Body 2 Max Fuel Level 3 Min Fuel Level 4 Fuel Pump and Damper Fuel Pump Angle Suction Height A 3000mm B 500mm C 2000m D Not acceptable E Acceptable betwe...
Page 23: ...placed after 2 years of us 1 2 Correct Wrong 1 Flush No Air Bubble 2 Gap Air Bubble Formed Figure XIX Figure XIX shows the correct way to connect fuel lines to prevent the build up of air bubbles Ensu...
Page 24: ...andpipe in one of two ways Standpipe 1 Part No AHZ 034 Figure XX Usually supplied in Marine kits and supplied bent this standpipe is installed like so Drill a hole in the top of the vehicle s fuel tan...
Page 25: ...ve the nut from the standpipe and feed it through the hole ensuring the rubber o ring remains on the standpipe head side Replace the nut on the standpipe to secure it safely to the sender unit Replace...
Page 26: ...1 2 2 1 1 2 NRST GND X10 Red Yellow 0 3 Brown 0 3 Red White 0 3 1 2 3 4 External Temperature Sensor X8 Brown Blue GND VCC M Black Red Brown Yellow 1 2 Yellow 1 2 Black 0 6 Black 0 6 Fuel Pump Blue 0...
Page 27: ...onnect the 12 wire connector of the main wiring harness to the controller socket X7 The main harness can exit the heater to the left or to the right Then replace the cover ensuring a good seal is kept...
Page 28: ...X1 X10 X9 4 5 1 3 10 7 9 2 12 6 11 1 2 Control switch Red Yellow 0 3 Brown 0 3 Blue White 0 3 Red White 0 3 Red 0 3 Grey 0 3 Black 0 3 Blue 0 3 1 2 3 4 4 3 2 1 Red 2 5 Brown 2 5 Blue White 0 3 Red Whi...
Page 29: ...C U will become damaged if plugged the incorrect way in Next connect the temperature probe plug into X5 The loom can either exit to the right or left of the heater body depending on preference The jun...
Page 30: ...to fix the timer control or rheostat control in place They are best installed so that they can be seen and operated easily to identify working conditions and for easy access The black and clear plugs...
Page 31: ...condition and wrapped in electric tape to avoid short circuiting External Remote Temperature Sensor Probe The remote temperature sensor probe is best installed at shoulder height whilst sat down ensu...
Page 32: ...roller case are designed in such a way that wrong connections are impossible to make The following circuit interfaces can be found on the controller case these are X1 Fan motor X2 Glow plug X3 Overhea...
Page 33: ...tention to these then each plug will be a nice push fit and no force should be required Figure XXV shows the correct connections and their wire colours X1 Air motor red yellow brown and blue X2 Glow p...
Page 34: ...tor Light 4 Control Knob 5 Fixing Screw Hole Located underneath control knob The rheostat or rotary control works by twisting the control knob to the desired heat setting and using the buttons listed...
Page 35: ...ress the middle button to turn the heater on and the yellow light will appear 2 Use the rotary knob to control the temperature from high to low 4 Once the heater reaches the temperature set on the rot...
Page 36: ...externals of the heater Check for corrosion or loose connections of the circuits Check the combustion air inlet and exhaust pipe for damage and clogs Check the fuel line for leaks To ensure a long lif...
Page 37: ...of Flashes Cause of Problem 1 Failure of second start 2 Termination of the third time of combustion 3 Voltage power out of specified range 4 Glow plug temperature increases slowly 5 Air heaters will...
Page 38: ...Check fuel supply blocked supply or fuel pump 1E 30 Voltage too high 1E 31 Voltage too low check battery or voltage drop in supply cable 1E 52 Overheat sensor failure 1E 70 Fuel pump open circuit or...
Page 39: ...44 0 23 8052 2345 38 MV Heating UK Ltd...
